. >>> a new report showing growth in china's manufacturing sector lifted most asian stocks. hong kong's hang seng gained .5%. tokyo's nikkei shed a fraction. >>> now, you might not know the name but you have seen the unique label that norman woodland developed with another engineer. woodland invented the bar code. now what it is, that rectangle found on about every product we buy in stores. they got a patent for their invention 60 years ago. but the technology to use the bar code was not developed until 1974. norman woodland was 91. let's send it back to you. >> hope he made a couple of bucks with that. >> i'm sure. >>> well, apparently new yorkers will soon be able to hail their taxis just using their phones, right? >> reporter: aha. and new york raising your arm in the middle of the street and yelling taxi! it may soon be passe. the new way to get a cab may be with a smartphone app that's being tested. a passenger would use the app to request a ride. and the first cab driver who responds to the call from his cell phone gets the ride. a similar program is in use in other ci